US population growth slowed this decade, partially due to fewer births, more deaths and a decline in international migration to the US.
원문출처 : https://www.cnn.com/2019/12/31/us/us-population-growth-slow-due-to-lower-migration-fewer-births-trnd/index.html
원문출처 : https://www.cnn.com/2019/12/31/us/us-population-growth-slow-due-to-lower-migration-fewer-births-trnd/index.html